Sapphire bearings

High-precision bearing for fine mechanics The sapphire jewel with a cylindrical hole and no cups is a key component of high-precision bearings. It serves as a support for a rotating steel shaft within a device, ensuring minimal friction and extreme wear resistance. This jewel is designed to absorb both radial and axial loads, ensuring smooth and stable...
High-precision bearing for fine mechanics The sapphire jewel with an olive hole and no cups is a key component of high-precision bearings. It serves as a support for a rotating steel shaft, ensuring minimal friction and extreme wear resistance. Thanks to the olive hole design, lubrication is optimized, reducing friction and extending the lifespan of the...
Sapphire bearings

Sapphire Cap Jewel

26100
A key component of precision bearings The sapphire cap (cover) jewel is an essential part of high-precision bearings. Together with a hole jewel, it forms a pivot bearing for gear trains, where its main function is to absorb axial loads and ensure stable and precise movement of the mechanism. Thanks to the extreme hardness and durability of sapphire, it...
High-precision bearing component for fine mechanics The sapphire cap jewel, polished on both sides, is a key part of precision bearings. Together with a hole jewel, it forms a pivot bearing for gear trains, where its main function is to absorb axial loads and ensure smooth and stable movement of the mechanism. Thanks to double-sided polishing, it...
Sapphire bearings

Sapphire Jewel with Olive Hole

36200
A key component of precision bearings for fine mechanics The sapphire jewel with an olive hole is designed for high-precision bearings, where it serves as a support for a rotating steel shaft. This bearing absorbs both radial and axial loads, ensuring stability and long-term durability of the mechanism. This jewel is often used in combination with a cap...
The double-sided sapphire jewel with an olive hole is designed for high-precision bearings, where it serves as a support for a rotating steel shaft. This bearing absorbs both radial and axial loads, ensuring stability and long-term durability of the mechanism. This jewel is often used in combination with a cap (support) jewel, where together they maintain...
High-quality sapphire needle for precise sound reproduction The single-sided sapphire gramophone needle is a key component of phonograph cartridges, designed for accurate sound tracking from vinyl records. Thanks to the high hardness of sapphire and its resistance to wear, it provides long-lasting performance and clear audio playback. This type of needle...
High-quality sapphire needle for precise sound reproduction The double-sided sapphire gramophone needle is a key component of phonograph cartridges, designed for accurate sound tracking from vinyl records. Thanks to the high hardness of sapphire and its resistance to wear, it provides long-lasting performance and clear audio playback. Compared to the...
Sapphire bearings

Sapphire Jewel with Cylindrical Hole

36100
Precision bearing component for fine mechanics The sapphire jewel with a cylindrical hole is a key part of high-precision bearings, serving as a support for a rotating steel shaft. This bearing absorbs both radial and axial loads, ensuring stability and long-term durability of the mechanism. This jewel is often used in combination with a cap (support)...
Sapphire bearings

Sapphire Cup Bearing, Medium Polished

15200
The sapphire cup bearing is a precision component that enables smooth rotation of a steel ball between two bearings in a housing. The specially shaped spherical recess ensures that the ball has a smaller radius than the recess, allowing efficient absorption of axial loads. Thanks to its high hardness and low friction, it is ideal as a pivot bearing in...
Sapphire bearings

Sapphire Cup Bearing, Fine Polished

15300
The sapphire cup bearing is a precision component that enables smooth rotation of a steel ball between two bearings in a housing. The specially shaped spherical recess ensures that the ball has a smaller radius than the recess, allowing efficient absorption of axial loads. The fine-polished surface minimizes friction and wear, ensuring an even longer...
Sapphire bearings

Sapphire Contact Tip

33100
The sapphire contact tip is a high-precision component used as the final contact point in precision measuring instruments. Thanks to its sapphire material, it is highly wear-resistant, ensuring reliable and long-lasting use. The tip is embedded in a special holder, allowing precise measurements without deformation or errors.

Sapphire Bearings

Sapphire bearings represent the pinnacle of precision, low-friction bearings. Thanks to the properties of sapphire, such as exceptional hardness, chemical resistance and low coefficient of friction, these bearings are ideal for applications requiring high reliability and long service life.

Properties of Sapphire Bearings

Sapphire bearings are characterized by:

  • High hardness: Sapphire is one of the hardest materials, which ensures minimal wear even during long-term use.
  • Low friction: The bearings minimize energy losses and contribute to the smooth operation of the equipment.
  • Resistance to chemicals: They are immune to corrosion and most chemicals.
  • Precision: They are manufactured with high precision, which is key for applications where every micrometer matters.

Uses of Sapphire Bearings

Sapphire bearings are used in a wide range of applications, including:

  • Watchmaking: Sapphire bearings ensure the accuracy and long life of mechanical watches.
  • Measuring instruments: Ideal for devices that require high sensitivity and accuracy.
  • Optical systems: Used in optical instruments such as cameras or microscopes.
  • Fine mechanics: Sapphire bearings are essential for miniature and precise mechanical systems.

Benefits of Using Sapphire Bearings

The main advantages of sapphire bearings include:

  • Extreme durability and long life.
  • Exceptional accuracy, which is essential for fine mechanics.
  • Ability to operate in harsh conditions, including environments with high temperatures or chemical materials.

Why Choose Sapphire Bearings?

Due to their unique combination of properties, sapphire bearings are the clear choice for applications where precision, low friction and long service life are important. Our offer includes a wide range of bearings that meet even the most demanding industrial requirements.

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